"""
pagamiago - free software script to send PayPal payments

Copyright (C) 2018 Alyssa Rosenzweig

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <https://www.gnu.org/licenses/>.
"""

import re

def grep_json_string(html, field):
    try:
        return re.search('"' + field + '": *"(.*?)"', html).group(1)
    except AttributeError:
        die("HTML data extraction failed for field: " +
            field + ". This is a bug in Pagamigo.", guru=html)


